The drug used to treat this disease causes bad side effects, some of which ________ deadly.
#85567
A
is
B
are
C
was
D
were
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John is one of the staff members who ___to be sent abroad for further study.
#86346
A
is going
B
are going
C
have been going
D
has been going.
 It is I ____ singing in the garden.
#86259
A
who are
B
who is
C
that am
D
that is
Every student and every teacher ________.
#86253
A
are going to attend the meeting
B
have attended the meeting
C
has attended the meeting
D
is attended the meeting